Marion County Health Data
Marion County, Illinois
CDC County Health RankingsHealth Score
48/100
Below Avg
Life Expectancy
72.4 yr
Uninsured Rate
6.5%
Health Statistics
Life Expectancy
72.4 yr
State avg 76.0 yr
National avg 77.5 yr
Uninsured Rate
6.5%
State avg 6.3%
National avg 9%
Primary Care Providers
35
per 100K population
National avg 82
Mental Health Providers
404
per 100K population
National avg 350
Poor / Fair Health
19.7%
State avg 17.9%
National avg 19.6%
Healthcare Access
Primary Care Physicians
34.9
per 100K residentsCDC: 34.8 per 100K
Dentists
8.0
per 100K residents
Nurse Practitioners & PAs
18.8
per 100K residents
Provider counts from CMS NPPES (National Provider Identifier Registry). Data current as of 2026.
Chronic Disease & Behavioral Health
These prevalence estimates come from the CDC PLACES program (Population-Level Analysis and Community Estimates), which combines BRFSS survey data with statistical modeling to produce county-level rates. Estimates are age-adjusted to enable fair comparisons across counties with different age distributions. Use them to spot where Marion County differs most from state and national norms.
Most prevalent chronic conditions
| Measure | Marion | State avg | National avg | Vs state |
|---|---|---|---|---|
| Obesity | 39.5% | 38.7% | 37.6% | 0.8 pts worse than state |
| Diabetes | 10.6% | 10.2% | 11.2% | near state average |
| High Blood Pressure | 32.8% | 32.0% | 33.5% | 0.8 pts worse than state |
| Depression | 24.8% | 23.3% | 24.1% | 1.5 pts worse than state |
Health-risk behaviors
| Measure | Marion | State avg | National avg | Vs state |
|---|---|---|---|---|
| Current Cigarette Smoking | 17.5% | 15.5% | 16.3% | 2.0 pts worse than state |
| Binge Drinking | 20.1% | 20.1% | 17.8% | near state average |
| Physical Inactivity | 25.3% | 23.4% | 27.0% | 1.9 pts worse than state |
Preventive-care uptake
| Measure | Marion | State avg | National avg | Vs state |
|---|---|---|---|---|
| Annual Routine Checkup | 75.5% | 75.6% | 74.9% | near state average |
| Dental Visit (past year) | 57.0% | 60.5% | 57.3% | 3.5 pts worse than state |
| Mammography (women 50–74) | 68.3% | 70.6% | 73.3% | 2.3 pts worse than state |
Daily-life impact
| Measure | Marion | State avg | National avg | Vs state |
|---|---|---|---|---|
| Frequent Mental Distress | 19.8% | 18.6% | 18.6% | 1.2 pts worse than state |
| Short Sleep Duration | 38.5% | 37.2% | 37.3% | 1.3 pts worse than state |
These rates are part of the CDC PLACES survey. Compare Marion County nationally on dental visit (past year).
Source: CDC PLACES, 2023 release · age-adjusted prevalence (%). Confidence intervals are available on individual rankings pages.
Data Story
Marion County Mental Health Provider Density Surpasses National Median
Health data brief for Marion County, Illinois.
Marion County reports a mental health provider ratio of 404 per 100,000 residents, significantly exceeding the national median of 250 per 100,000. While behavioral health resources are numerous, other metrics differ from state benchmarks. The life expectancy in the county is 72.4 years, which sits well below the Illinois state average of 76.0 years and the national average of 77 years. Roughly 19.7% of the adult population reports being in poor or fair health, higher than the national average of 17%. The uninsured rate stands at 6.5%, slightly higher than the Illinois average of 6.3% but below the national 10% mark. Primary care provider availability is recorded at 35 per 100,000 residents, exactly half of the national median of 70. See the CDC County Health Rankings methodology for data collection details.
Sources
- CDC County Health Rankings v2
- HHS NPPES
Get Care in Marion County, Illinois
Direct contact information for hospitals and community health resources serving this county. Hospital quality ratings come from CMS Care Compare — the federal program that measures hospital performance on safety, patient experience, and outcomes.
Hospitals near you
Compare all on Medicare.gov →Ssm Health St Mary's Hospital -centralia
ERSalem Township Hospital
EReHealth Insurance
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Frequently Asked Questions
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Data Sources
Health data sourced from the County Health Rankings & Roadmaps, a collaboration between the Robert Wood Johnson Foundation and the University of Wisconsin Population Health Institute.
Data is informational only. Not medical or health advice. Coverage varies by county and reporting year.